US3413577A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Absorption wavemeter
Assignee: Automatic Electric Laboratories Inc
•
Filing: 1966-07-28
•
Granted: 1968-11-26
•
Expires: 1986-07-28
Abstract
No abstract record available.
Inventors
- 👤 Massano Ettore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 08:53
CPC Classifications
H; H01; H01P; H01P7/00; H01P7/04; G; G01; G01R; G01R23/00; G01R23/02; G01R23/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2248227A
Cited
US2435442A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-11-26 | 1972-05-27 | 1972-11-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-11-26 | 1976-05-27 | 1976-11-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-11-26 | 1980-05-27 | 1980-11-26 | $7700.00 | Window Closed / Lapsed |